26 lines
847 B
C#
26 lines
847 B
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
|
|
namespace Microsoft.Research.DynamicDataDisplay.ViewportRestrictions
|
|
{
|
|
public sealed class DateTimeVerticalAxisRestriction : ViewportRestriction
|
|
{
|
|
private readonly double minSeconds = new TimeSpan(DateTime.MinValue.Ticks).TotalSeconds;
|
|
private readonly double maxSeconds = new TimeSpan(DateTime.MaxValue.Ticks).TotalSeconds;
|
|
|
|
public override DataRect Apply(DataRect previousDataRect, DataRect proposedDataRect, Viewport2D viewport)
|
|
{
|
|
DataRect borderRect = DataRect.Create(proposedDataRect.XMin, minSeconds, proposedDataRect.XMax, maxSeconds);
|
|
if (proposedDataRect.IntersectsWith(borderRect))
|
|
{
|
|
DataRect croppedRect = DataRect.Intersect(proposedDataRect, borderRect);
|
|
return croppedRect;
|
|
}
|
|
|
|
return previousDataRect;
|
|
}
|
|
}
|
|
}
|